include/asm-blackfin/mach-bf537/dma.h

   1 /*
   2  * file:         include/asm-blackfin/mach-bf537/dma.h
   3  * based on:
   4  * author:
   5  *
   6  * created:
   7  * description:
   8  *      system mmr register map
   9  * rev:
  10  *
  11  * modified:
  12  *
  13  *
  14  * bugs:         enter bugs at http://blackfin.uclinux.org/
  15  *
  16  * this program is free software; you can redistribute it and/or modify
  17  * it under the terms of the gnu general public license as published by
  18  * the free software foundation; either version 2, or (at your option)
  19  * any later version.
  20  *
  21  * this program is distributed in the hope that it will be useful,
  22  * but without any warranty; without even the implied warranty of
  23  * merchantability or fitness for a particular purpose.  see the
  24  * gnu general public license for more details.
  25  *
  26  * you should have received a copy of the gnu general public license
  27  * along with this program; see the file copying.
  28  * if not, write to the free software foundation,
  29  * 59 temple place - suite 330, boston, ma 02111-1307, usa.
  30  */
  31
  32 #ifndef _MACH_DMA_H_
  33 #define _MACH_DMA_H_
  34
  35 #define MAX_BLACKFIN_DMA_CHANNEL 16
  36
  37 #define CH_PPI                      0
  38 #define CH_EMAC_RX                  1
  39 #define CH_EMAC_TX                  2
  40 #define CH_SPORT0_RX            3
  41 #define CH_SPORT0_TX            4
  42 #define CH_SPORT1_RX            5
  43 #define CH_SPORT1_TX            6
  44 #define CH_SPI                      7
  45 #define CH_UART0_RX             8
  46 #define CH_UART0_TX             9
  47 #define CH_UART1_RX             10
  48 #define CH_UART1_TX             11
  49
  50 #define CH_MEM_STREAM0_DEST     12       /* TX */
  51 #define CH_MEM_STREAM0_SRC      13       /* RX */
  52 #define CH_MEM_STREAM1_DEST     14       /* TX */
  53 #define CH_MEM_STREAM1_SRC      15       /* RX */
  54
  55 extern int channel2irq(unsigned int channel);
  56 extern struct dma_register *base_addr[];
  57
  58 #endif